Go Standard Library Cookbook

How to do it...

1. Open the console and create the folder chapter07/recipe08.
2. Navigate to the directory.
3. Create the redirects.go file with the following content:

        package main        import (          "fmt"          "net/http"        )        const addr = "localhost:7070"        type RedirecServer struct {          redirectCount int        }        func (s *RedirecServer) ServeHTTP(rw http.ResponseWriter,                                          req *http.Request) {          s.redirectCount++          fmt.Println("Received header: " +                       req.Header.Get("Known-redirects"))          http.Redirect(rw, req, fmt.Sprintf("/redirect%d",                        s.redirectCount), http.StatusTemporaryRedirect)        }        func main() {          s := http.Server{            Addr: addr,            Handler: &RedirecServer{0},          }          go s.ListenAndServe()          client := http.Client{}          redirectCount := 0          // If the count of redirects is reached // than return error. ...